countdown

n.

倒数读秒，倒计时；大事临近的时期；准备过程，准备工作；

复数：countdowns

1. His heartbeat escalates, like the countdown for death.
   他心跳加快，就象死亡在倒数。
2. I will never employ any device with a digital countdown.
   我将不会使用任何倒数计时用具。

Countdown
Countdown to 2015: tracking intervention coverage for child survival.
Invitation card with built-in countdown feature
WHO | Countdown to 2015: taking stock of maternal, newborn & child survival
Countdown to 2015 decade report (2000-10): taking stock of maternal, newborn, and child survival.
Countdown to 2015 for maternal, newborn, and child survival: the 2008 report on tracking coverage of interventions.
Countdown to 2015 decade report (2000-2010): taking stock of maternal, newborn and child survivalWHO & UNICEFGeneva: WHO2010
Equity in maternal, newborn, and child health interventions in Countdown to 2015: a retrospective review of survey data from 54 coun...
Countdown to 2015 for maternal, newborn, and child survival: the 2008 report on tracking coverage of interventionsCountdown Coverage...
How changes in coverage affect equity in maternal and child health interventions in 35 Countdown to 2015 countries: an analysis of n...